the flysch a geological million years old thing, some 70 km away from bilbao
http://www.diariovasco.com/videos/g...BT&ns_linkname=Scroll&ns_fee=0&ns_mchannel=EM
http://www.diariovasco.com/videos/g...BT&ns_linkname=Scroll&ns_fee=0&ns_mchannel=EM
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